Home / 186,609,698.30-279,895,648.16-50,308,859.90

Finding the Fourth Proportional to 186,609,698.30, 279,895,648.16 and 50,308,859.90

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Solution

The fourth proportional to 186,609,698.30, 279,895,648.16 and 50,308,859.90 is: 75,458,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,609,698.30 : 279,895,648.16 = 50,308,859.90 : x
  2. Step 2: Convert to fraction form
    186,609,698.30/279,895,648.16 = 50,308,859.90/x
  3. Step 3: Cross multiply
    186,609,698.30x = 279,895,648.16 × 50,308,859.90
  4. Step 4: Simplify right side
    186,609,698.30x = 14,081,230,949,901,134
  5. Step 5: Solve for x
    x = 14,081,230,949,901,134/186,609,698.30
  6. Step 6: Final answer
    x = 75,458,194.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.